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Mechanical Technology that moves the world THE MAGAZINE OF ASME No.02 138 VERY SPECIAL DELIVERY NANOSCALE PACKAGING GOES STRAIGHT TO THE GENES A ROBOT TO PROTECT THE DOCTOR PAGE 10 HIGH-SPEED LINK (OR DIVIDER) PAGE 36 PAINTING THE ROAD FOR SAFETY PAGE 42 ASME.ORG FEBRUARY 2016 SIMULATION FOR EVERYONE The evolution of computational tools for COMSOL MULTIPHYSICS® numerical simulation of physics-based systems has reached a major milestone. APPLICATION BUILDER Custom applications are now being developed by simulation specialists using the Application Builder in COMSOL Multiphysics®. APPLICATION With a local installation of COMSOL Server™, applications can be deployed within an entire organization and accessed worldwide. Make your organization truly benefi t from the power of analysis. comsol.com/application-builder © Copyright 2016 COMSOL. COMSOL, COMSOL Multiphysics, Capture the Concept, COMSOL Desktop, COMSOL Server, LiveLink, and Simulation for Everyone are either registered trademarks or trademarks of COMSOL AB. All other trademarks are the property of their respective owners, and COMSOL AB and its subsidiaries and products are not affi liated with, endorsed by, sponsored by, or supported by those trademark owners. For a list of such trademark owners, see www.comsol.com/trademarks LOG ON ASME.ORG MECHANICAL ENGINEERING 01 | FEBRUARY 2016 | P. For these articles and other content, visit asme.org. Got Mushrooms? Make Batteries A HUSBAND-AND-WIFE ENGINEERING TEAM AT the University of California at Riverside has developed a new kind of lithium-ion bat- tery anode using portobello mushrooms. LOSING WEIGHT TO Engineering and GET TO MARS Public Policy U.S. REP. JERRY MCNERNEY IS one of the few members NEW ULTRALIGHT METAL has one aerospace company pon- of Congress with a dering applications in the manufacturing of jetliners that technical back- could greatly reduce the weight of aircraft. Boeing calls ground. An ASME it “the lightest metal ever.” Developed by HRL Laborato- Fellow, he talks ries, the material is made from a microlattice core that about energy and Ais 99.99 percent air and has absorption properties that enable it to workforce issues spring back into shape. The metal was created as part of a NASA as public policy. materials-development program aiming to reduce the mass of spacecraft destined for Mars. NEXT MONTH ON ASME.ORG 3-D Printed Bridges THE POWER OF DUAL-FUEL DIESEL ENGINES THE MUCH-TOUTED BENEFITS The high cost of diesel fuel, combined OF 3-D printing—afford- with an abundance of low-cost natural ability, flexibility, and gas, is driving R&D investment in dual- rapid production—have fuel natural gas/diesel engines. largely been unavail- able for large-scale CAN STANDARDS BENEFIT ADDITIVE projects. Amsterdam- MANUFACTURING? An interview based MX3D, however, is with Dave Edstrom, CTO at now aiming to build the Memex, about the challenges the indus- world’s first 3-D printed try faces in establishing standards for bridge. additive manufacturing. TABLE OF CONTENTS 02138 FEATURES Mechanical Technology that moves the world THE MAGAZINE OF ASME No.02 138 VERY SPECIAL DELIVERY NANOSCALE PACKAGING GOES STRAIGHT TO THE GENES Tracks in the Fields A ROBOT TO PROTECT THE DOCTOR PAGE 10 HIGH-SPEED LINK (OR DIVIDER) PAGE 36 PAINTING THE ROAD FOR SAFETY PAGE A high-speed rail line to link two 42 ASME.ORG FEBRUARY 2016 cities could extend like a wall ON THE COVER from Dallas to Houston. 30 NANO PACKAGING BY BRIDGET MINTZ TESTA New delivery systems take treatment directly to the cells that need it. BY ALAN S. BROWN 36 Easier on the Doctor A robot keeps cardiologists out of the way of X-rays. XX BY JACK THORNTON 10 ONE-On-ONE 18 Charles Champion, executive VP of engineering at Airbus, in pursuit of “perfect flight.” BY JOHN MARTIN MECHANICAL ENGINEERING | FEBRUARY 2016 | P.03 42 Hold Your Lane They are a basic safety device, but it was a long road to getting guidelines painted on the pavement. BY HENRY PETROSKI DEpartments 6 Editorial 8 Letters 10 Tech Buzz 16 Patent Watch 22 Hot Labs 26 Vault 64 28 Trending 50 Software 3 Faces Only 52 Hardware Puzzling over a question of 58 Resource File geometry, an engineering student 59 Positions Open invented a new gaming device. 61 Ad Index BY JAMES PERO 62 ASME News MECHANICAL ENGINEERING | FEBRUARY 2016 | P.04 Editor in Chief Publisher John G. Falcioni Nicholas J. Ferrari Executive Editor President Julio C. Guerrero Integrated Media Harry Hutchinson President Elect K. Keith Roe Sales Manager Greg Valero Senior Editor Past President J. Robert Sims Jeffrey Winters Circulation Coordinator Governors Marni Rice Associate Editor Bryan A. Erler; Urmila Ghia; Alan S. Brown John E. Goossen; Stacey E. Swisher Harnetty; Advertising & Sponsorship Art and Production Designer Caecilia Gotama; Sriram Somasundaram; Sales Representative James Pero Wayne McLean Andrew C. Taylor; John M. Tuohy; William M. 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